Add Ollama setup helpers and database backup

src/components/home-dashboard.tsx

@@ -44,6 +44,7 @@ export function HomeDashboard() {
   const [snapshot, setSnapshot] = useState<DashboardSnapshot | null>(null);
   const [error, setError] = useState<string | null>(null);
   const [insightBusy, setInsightBusy] = useState(false);
+  const [ollamaBusy, setOllamaBusy] = useState(false);
   const [ollamaStatus, setOllamaStatus] = useState<OllamaStatus | null>(null);
 
   async function loadDashboard(month: string) {
@@ -59,6 +60,12 @@ export function HomeDashboard() {
     setSnapshot(payload);
   }
 
+  async function loadOllamaStatus() {
+    const response = await fetch("/ollama/status", { cache: "no-store" });
+    const payload = (await response.json()) as OllamaStatus;
+    setOllamaStatus(payload);
+  }
+
   useEffect(() => {
     const timeoutId = window.setTimeout(() => {
       void loadDashboard(selectedMonth);
@@ -69,9 +76,7 @@ export function HomeDashboard() {
 
   useEffect(() => {
     const timeoutId = window.setTimeout(async () => {
-      const response = await fetch("/ollama/status", { cache: "no-store" });
-      const payload = (await response.json()) as OllamaStatus;
-      setOllamaStatus(payload);
+      await loadOllamaStatus();
     }, 0);
 
     return () => window.clearTimeout(timeoutId);
@@ -106,6 +111,23 @@ export function HomeDashboard() {
     await loadDashboard(selectedMonth);
   }
 
+  async function handlePullModel() {
+    setOllamaBusy(true);
+
+    const response = await fetch("/ollama/pull", { method: "POST" });
+    const payload = (await response.json().catch(() => null)) as { error?: string; message?: string } | null;
+
+    setOllamaBusy(false);
+
+    if (!response.ok) {
+      setError(payload?.error ?? "Could not pull the configured model.");
+      return;
+    }
+
+    setError(payload?.message ?? null);
+    await loadOllamaStatus();
+  }
+
   return (
     <div className="space-y-10">
       <section className="grid gap-6 rounded-[2rem] border border-stone-200 bg-[radial-gradient(circle_at_top_left,_rgba(251,191,36,0.26),_transparent_32%),linear-gradient(135deg,#fffaf2,#f3efe7)] p-8 shadow-[0_28px_70px_rgba(120,90,50,0.10)] lg:grid-cols-[1.2fr_0.8fr]">
@@ -211,6 +233,31 @@ export function HomeDashboard() {
               URL: <span className="font-semibold text-stone-900">{ollamaStatus?.configuredUrl ?? "-"}</span>
             </p>
           </div>
+          <div className="mt-4 flex flex-wrap gap-3">
+            <button
+              type="button"
+              onClick={() => void loadOllamaStatus()}
+              className="rounded-full border border-stone-300 px-4 py-2 text-xs font-semibold uppercase tracking-[0.2em] text-stone-700 transition hover:border-stone-900"
+            >
+              Refresh status
+            </button>
+            {ollamaStatus?.available && !ollamaStatus.modelReady ? (
+              <button
+                type="button"
+                onClick={() => void handlePullModel()}
+                disabled={ollamaBusy}
+                className="rounded-full bg-stone-950 px-4 py-2 text-xs font-semibold uppercase tracking-[0.2em] text-white transition hover:bg-stone-800 disabled:cursor-not-allowed disabled:bg-stone-400"
+              >
+                {ollamaBusy ? "Pulling model..." : "Pull configured model"}
+              </button>
+            ) : null}
+            <a
+              href="/backup/database"
+              className="rounded-full border border-stone-300 px-4 py-2 text-xs font-semibold uppercase tracking-[0.2em] text-stone-700 transition hover:border-stone-900"
+            >
+              Download backup
+            </a>
+          </div>
         </div>
 
         {snapshot?.insight ? (